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From:   Jason Wang <jasowang@redhat.com>
To:     mst@redhat.com, jasowang@redhat.com
Cc:     virtualization@lists.linux-foundation.org,
        linux-kernel@vger.kernel.org, f.hetzelt@tu-berlin.de,
        david.kaplan@amd.com, konrad.wilk@oracle.com
Subject: [PATCH V2 12/12] virtio-scsi: don't let virtio core to validate used buffer length
Date:   Tue, 12 Oct 2021 14:52:27 +0800
Message-Id: <20211012065227.9953-13-jasowang@redhat.com>
In-Reply-To: <20211012065227.9953-1-jasowang@redhat.com>
References: <20211012065227.9953-1-jasowang@redhat.com>
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We never tries to use used length, so the patch prevents the virtio
core from validating used length.

Signed-off-by: Jason Wang <jasowang@redhat.com>
---
 drivers/scsi/virtio_scsi.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c
index c25ce8f0e0af..2af33fc36f8a 100644
--- a/drivers/scsi/virtio_scsi.c
+++ b/drivers/scsi/virtio_scsi.c
@@ -977,6 +977,7 @@ static unsigned int features[] = {
 static struct virtio_driver virtio_scsi_driver = {
 	.feature_table = features,
 	.feature_table_size = ARRAY_SIZE(features),
+	.validate_used = true,
 	.driver.name = KBUILD_MODNAME,
 	.driver.owner = THIS_MODULE,
 	.id_table = id_table,
-- 
2.25.1